Performance
· 25 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.Performance-focused optimization plan with CWV assessment, top offenders, and time estimates
First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.
1.21 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
1.21 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
194 ms
Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.
0.000
Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.
2.54 s
Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.
2.57 s
Page Load Progression
CJS Execution CostAction1773ms total JS executionREVIEW
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://mpzorro.ru/ | 826ms | 11ms | 21ms | 1st |
| https://mpzorro.ru/_next/static/chunks/794-4d0b7b700451cc43.js | 637ms | 565ms | 28ms | 1st |
| Unattributable | 240ms | 23ms | 0ms | 1st |
| https://mpzorro.ru/_next/static/chunks/4bd1b696-215e5051988c3dde.js | 70ms | 18ms | 27ms | 1st |
BHTTP/3 (QUIC)HTTP/3 not advertisedREVIEW
BCompression AlgorithmMain response uses gzip; brotli would be ~20% smallerREVIEW
BMain HTML Cache-ControlCache-Control present but without max-ageREVIEW
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
BHTTP Cachings-maxage=31536000REVIEW
s-maxage=31536000
| Directive | Value | Meaning |
|---|---|---|
| s-maxage | 31536000 | CDN caches for 52 weeks |
A+Page Weight Budget254 KB transferred, 35 requestsPASS
A+Third-Party ImpactNo third-party resourcesPASS
A+Text CompressionAll text resources are compressedPASS
A+Image Optimization1 images, 0 KB saveablePASS
A+Font LoadingNo web fonts (system fonts)PASS
A+JS Bundles12 scripts, 49 KB unusedPASS
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://mpzorro.ru/_next/static/chunks/4bd1b696-215e5051988c3dde.js | 62 KB | 25 KB (41%) | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/794-4d0b7b700451cc43.js | 60 KB | 24 KB (40%) | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/webpack-428e727893266c2e.js | 2 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/main-app-28f6be9336f88656.js | 1 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/500-c99b8dfd3de17c86.js | 4 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/200-4db22bc9b77e1541.js | 6 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/app/layout-c5e899531b17ab24.js | 3 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/app/page-94e41f68a4aaf779.js | 6 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/app/audit/page-0c249a9605ea86f5.js | 5 KB | — | ✓ | 1st |
| https://mpzorro.ru/_next/static/chunks/app/about/page-437fbc7b3d6239ab.js | 1 KB | — | ✓ | 1st |
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
A+Resource CachingAll resources properly cachedPASS
A+Critical Rendering PathNo render-blocking resourcesPASS
A+Resource Hints1 hints, 0 missing preconnectsPASS
Current Resource Hints
1 resource hints configured
A+LCP Image PreloadLCP preload audit not availablePASS
A+Server Response Intelligence2 server-response signal(s) detectedPASS
A+Page Weight Inventory35 resources · 254 KB · 49 KB savings availablePASS
~48.9 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 35 resources | 253.9 KiB | ||||||
A+Render-Blocking ResourcesNo render-blocking resources detectedPASS
A+Third-Party ResourcesNo third-party resources detectedPASS
AJavaScript Blocking1 JS blocking issue(s) detectedPASS
A+CSS Performance DepthNo CSS performance depth issues detectedPASS
Network Waterfall35 requests over 3893msINFO
Image Optimization16 images, 22 KB total, 0 KB wastedINFO
Image Optimization Audit
Total Images
16
Total Size
22 KB